Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September signifies a minor drop in average high-temperature, transitioning from a moderately hot 80.4°F (26.9°C) in August to an agreeable 73.2°F (22.9°C). Nighttime temperatures hover around an average low of 52.9°F (11.6°C) in September.Humidity
In September, the average relative humidity in Slate Hill is 79%.Rainfall
September is the month with the least rainfall in Slate Hill. Rain falls for 11 days and accumulates 1.46" (37mm) of precipitation.Snowfall
In Slate Hill, snow does not fall in June through September.Daylight
In September, the average length of the day in Slate Hill is 12h and 28min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:54 am and sunset at 6:40 pm EDT.
Sunshine
In Slate Hill, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Slate Hill is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What is the usual temperature for Slate Hill in September?
What is the average humidity in September in Slate Hill?
What is the driest month in Slate Hill?
How many days does it rain in September in Slate Hill?
When it does not snow in Slate Hill?
Does it snow in Slate Hill in September?
What is the average length of the day in September in Slate Hill?
What time are sunrise and sunset in September in Slate Hill?
How long on average sun shines in September in Slate Hill?
What is the UV index reading in September in Slate Hill?
Average temperature in September
Slate Hill, NY
- Average high temperature in September: 73.2°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in September: 52.9°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in September
Slate Hill, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Slate Hill, NY
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are January, February and March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in September
Slate Hill, NY
- Average humidity in September: 79%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Slate Hill, NY
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in September
Slate Hill, NY
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Slate Hill, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Slate Hill, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Slate Hill, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in September
Slate Hill, NY
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in September
Slate Hill, NY
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Slate Hill, NY
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Slate Hill, NY
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Slate Hill, New York, USA
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